Habit Burger & Grill · 4 months ago
Manager, AI Engineering - Taco Bell Voice AI
Irvine, CA, United States
Full-time
Hybrid
Senior Level
$134K/yr - $158K/yr
5+ years expHabit Burger & Grill is seeking a Manager, AI Engineering to lead the development of intelligent voice agent behaviors for the Taco Bell Voice AI program. This role involves crafting agent logic, deploying optimized LLM components, and ensuring the quality of the drive-thru AI experience.
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Responsibilities
Design, author, and maintain prompt chains, decision flows, and persona logic
Integrate LLMs with speech, menu data, POS systems, and structured knowledge sources
Lead the implementation of fallback logic, retry mechanisms, and safety filters
Fine-tune LLMs, ASR, and embedding models to optimize agent behavior and performance
Leverage techniques like LoRA, quantization, distillation, and pruning
Collaborate with MLEs to measure and reduce latency, response failure, and hallucination rates
Mentor AI Engineers and Data Scientists on prompt strategy and model tuning
Define evaluation workflows and scalable agent experimentation pipelines
Work cross-functionally with PMs, MLEs, QA, and voice platform teams to align priorities
Qualification
Required
5+ years experience in AI Engineering, ML Systems, or LLM-driven development
Deep experience with LLMs (e.g. OpenAI, Llama, Nemotron, Mistral) and prompt-based application design
Strong coding skills in Python and experience with LangChain, vector stores, and API orchestration
Experience fine-tuning or adapting ASR, embedding, or LLM models in production
Preferred
Familiarity with real-time audio systems and multi-turn conversational agents
Experience deploying LLM agents in customer-facing use cases
Understanding of speech interfaces, retrieval-augmented generation (RAG), and evaluation metrics
Benefits
Bonus eligibility
Company
Habit Burger & Grill
At Habit Burger & Grill, a subsidiary of Yum! Brands, Inc.
1001-5000 employees
Funding
Current Stage
Public CompanyTotal Funding
unknown2020-01-06Acquired
2014-11-21IPO
Leadership Team
Shannon Hennessy
Chief Executive Officer
Recent News
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